27778891138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1\times {\mathrm{19423}}^1$

素因数の和:20122

約数の個数: 32

約数和(自身を含む): 44654999040

約数和(自身を除く): 16876107902

約数列:

[1, 2, 19, 38, 61, 122, 617, 1159, 1234, 2318, 11723, 19423, 23446, 37637, 38846, 75274, 369037, 715103, 738074, 1184803, 1430206, 2369606, 11983991, 22511257, 23967982, 45022514, 227695829, 455391658, 731023451, 1462046902, 13889445569, 27778891138]

約数ペア:

[(1, 27778891138), (2, 13889445569), (19, 1462046902), (38, 731023451), (61, 455391658), (122, 227695829), (617, 45022514), (1159, 23967982), (1234, 22511257), (2318, 11983991), (11723, 2369606), (19423, 1430206), (23446, 1184803), (37637, 738074), (38846, 715103), (75274, 369037)]